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LevelOne SFP-6121

Art-Nr.: 90544437
, Manufacturer's no.: 0551104
In the product range since: February 2014

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LevelOne´s SFP-Plus Transceivers are hot-swappable multi-purpose optical modules support 10Gigabit Ethernet applications across most switching and routing platforms. The transceivers support to operate at 10Gbps serial optical data transfer rates on a single duplex fiber core with a length of up to 40km (SMF) or 300m (MMF), ideally suited for data centers, enterprise and storage area networks. In addition, the LevelOne SFP-Plus transceivers adopt the most advanced technology to minimize the power consumption in ultra-high speed.

10Gbps SMF SFP-Plus Transceiver, 10km, 1310nm

  • High-quality 10Gbase short range SFP-Plus transceiver
  • Comply with SFP Multi-Sourcing Agreement (MSA) to work in MSA compliant devices
  • Supports Digital Optical Monitoring (DOM) and Digital Diagnostics Monitoring Interface (DDMI) for easy status monitoring
  • Hot-swappable providing non-stop service
  • Provides duplex LC connector
  • Operating temperature: 0°C ~ 70°C

System Specifications

Connectors and Cabling:

  • Duplex LC Connector, Single-mode fiber(SMF)


  • 1310nm DFB Laser Diode

Transmit Power:

  • -8.2 ~ +0.5 dBm

Power Budget:

  • 6.2 dB


  • Supply Voltage: 3.3V
  • Max Voltage/Current: 3.6V/330mA

Standards & Protocols:

  • IEEE 802.3ae 10GBASE SFP+ Multi-Sourcing Agreement(MSA)

Receive Sensitivity(dBm):
-14.4 dBm



  • Hot-swappable


Data Transfer Rate:

  • 10Gbps Bi-directional data link

Operating Distance:

  • up to 10km (9/125μm) Fiber channel up to 10.518Gbps


Temperature (°C):

  • Operating: 0°C ~ 70°C
  • Storage: -40 ~ 85°C

Humidity (Non-condensing):

  • 5 ~ 95%

Physical Specifications

Dimensions (W x D x H mm):

  • 13.7 x 56.5 x 8.95 mm

Weight (g):

  • 20g


Approval and Compliance:

  • Class 1 eye safety and comply with EN 60825-1
  • CE, FCC, RoHS

Any described warranty is supplied by the manufacturer of this article and is provided at least in germany. The full warranty information, including the coverage and requirements to claim the warranty is detailed on the manufacturers website. You can find a link to this site on our brand overview. You can find more information about warranties in our FAQ.